Physics Which of the following is used for regulated electric supply ? Gun diode Zener diode Tunnel diode Junction diode Gun diode Zener diode Tunnel diode Junction diode ANSWER DOWNLOAD EXAMIANS APP
Physics The base of an electric iron is brightly polished mainly To make it more durable To make it rust-proof To reduce heat loss by radiation To make it smooth and frictionless To make it more durable To make it rust-proof To reduce heat loss by radiation To make it smooth and frictionless ANSWER DOWNLOAD EXAMIANS APP
Physics A wheel-barrow is an example of Class III lever Pulley system Class I lever Class II lever Class III lever Pulley system Class I lever Class II lever ANSWER DOWNLOAD EXAMIANS APP
Physics Blotting paper absorbs ink due to Siphon action Capillary action phenomenon Viscosity of ink Diffusion of ink through the blotting Siphon action Capillary action phenomenon Viscosity of ink Diffusion of ink through the blotting ANSWER DOWNLOAD EXAMIANS APP
Physics In a refrigerator what produces the cooling ? The sudden expansion of a compressed gas The ice which deposits on the freezer The evaporation of a volatile liquid None of these The sudden expansion of a compressed gas The ice which deposits on the freezer The evaporation of a volatile liquid None of these ANSWER DOWNLOAD EXAMIANS APP
Physics Every hot object emits ________ Infrared rays X–rays Ultraviolet rays Visible light Infrared rays X–rays Ultraviolet rays Visible light ANSWER DOWNLOAD EXAMIANS APP
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